The Audrey Hepburn pixie crop, the slinky LBD, and of course the vertiginous heels – there was no mistaking Britain’s style-conscious former Spice Girl Victoria Beckham as she stepped out in Dubai this week. Her hallmark uber polished appearance wasn’t in honour of a fashion party or red carpet bash though, it was to mark an important event in the Beckham household – husband David’s AC Milan debut.